/**
 * ﻿Copyright (C) 2007 - 2016 52°North Initiative for Geospatial Open Source
 * Software GmbH
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published
 * by the Free Software Foundation.
 *
 * If the program is linked with libraries which are licensed under one of
 * the following licenses, the combination of the program with the linked
 * library is not considered a "derivative work" of the program:
 *
 *       • Apache License, version 2.0
 *       • Apache Software License, version 1.0
 *       • GNU Lesser General Public License, version 3
 *       • Mozilla Public License, versions 1.0, 1.1 and 2.0
 *       • Common Development and Distribution License (CDDL), version 1.0
 *
 * Therefore the distribution of the program linked with libraries licensed
 * under the aforementioned licenses, is permitted by the copyright holders
 * if the distribution is compliant with both the GNU General Public
 * License version 2 and the aforementioned licenses.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 */
package org.n52.wps.io.datahandler.generator;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.n52.wps.io.data.IData;
import org.n52.wps.io.data.binding.complex.ArrayDataBinding;

/**
 * 
 * @author Bastian Schaeffer; Matthias Mueller, TU Dresden
 *
 */
public class WCPSGenerator extends AbstractGenerator {
	
	private static Logger LOGGER = LoggerFactory.getLogger(WCPSGenerator.class);

	public WCPSGenerator(){
		super();
		supportedIDataTypes.add(ArrayDataBinding.class);
	}
	
	@Override
	public InputStream generateStream(IData data, String mimeType, String schema) throws IOException {

//		// check for correct request before returning the stream
//		if (!(this.isSupportedGenerate(data.getSupportedClass(), mimeType, schema))){
//			throw new IOException("I don't support the incoming datatype");
//		}
		
		List<byte[]> wcpsoutput = ((ArrayDataBinding)data).getPayload();
		
		File tempFile = File.createTempFile("wcps", ".bin");
		this.finalizeFiles.add(tempFile);
		FileOutputStream fos = new FileOutputStream(tempFile);
		
		for (byte[] currentArray : wcpsoutput){
			fos.write(currentArray);
		}
		
		fos.flush();
		fos.close();
		
		InputStream stream = new FileInputStream(tempFile);
		
		return stream;
	}

	public void writeToStream(IData outputData, OutputStream outputStream) {
		
		
	}
	
}
